Mental rotation is the capacity to predict the orientation of an object or the layout of a scene after a change in viewpoint. Previous studies have shown that the cognitive cost o...
Alexandre Lehmann, Manuel Vidal, Heinrich H. B&uum...
The Center for Simulating Dynamic Response of Materials at the California Institute of Technology is constructing a virtual shock physics facility for studying the response of vari...
Julian Cummings, Michael Aivazis, Ravi Samtaney, R...
The ability to dynamically create and subsequently manage secure virtual organisations (VO) is one of the key challenges facing the Grid community. Existing approaches for establi...
Richard O. Sinnott, David W. Chadwick, Jos Koetsie...
Resource sharing within Grid collaborations usually implies specific sharing mechanisms at participating sites. Challenging policy issues can arise within virtual organizations (V...
Abstract The Internet provides a ubiquitous, standards-based substrate for global communications of all kinds. Rapid advances are now being made in agreeing protocols and machine-p...